REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during engine coolant temperature sensor removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
---|---|---|---|
Replacement of engine coolant temperature sensor | Inspection After Repair |
|
|
CAUTION:
Do not remove the radiator cap sub-assembly or radiator drain cock plug while the engine and radiator assembly are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.
PROCEDURE
1. REMOVE V-BANK COVER SUB-ASSEMBLY
Click here
2. DRAIN ENGINE COOLANT
Click here
3. REMOVE ENGINE COOLANT TEMPERATURE SENSOR
(a) Disconnect the engine coolant temperature sensor connector. | |
(b) Remove the clip and engine coolant temperature sensor from the water outlet. NOTICE: If the engine coolant temperature sensor has been struck or dropped, replace it. | |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Fuel Pump (for High Pressure): On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. FUEL PUMP ASSEMBLY OPERATION (a) Check fuel pressure. (1) Connect the Techstream to the DLC3. (2) Start the engine. (3) Turn the Techstream on. (4) Enter the following menus: Powertrain / Engine / Active Test / Control the Target Fuel Pressure Offset. Powertrain &g ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > How To Troubleshoot Ecu Controlled Systems: General Information
GENERAL INFORMATION
A large number of ECU controlled systems are used in this vehicle. In general, ECU controlled systems are considered to be very intricate, requiring a high level of technical knowledge to troubleshoot. However, most problem checking procedures only involve inspecting the ECU c ...